<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../react18/react.development.js"></script>
    <script src="../react18/react-dom.development.js"></script>
    <script src="../react18/babel.min.js"></script>
</head>
<body>
    <div id="app"></div>
    <script type="text/babel">
        function Title(){
            return <h1>小乔乔</h1>
        }
        function Content(){
            return <p>大乔乔</p>
        }
         //最外层的组件被称作为根组件
         function App(){
            return (
                <div>
                   <Title/> 
                   <hr/>
                   <Content/>
                </div>
            )
         }
         
    const root = ReactDOM.createRoot(document.getElementById('app'));
    root.render(<App/>)
    </script>
</body>
</html>